How to read it: in each row, the time under "Top 10%" is the time of the slowest athlete who still made the fastest 10% of the age group. Beat that time and you are in. Age groups with fewer than 5 finishers are omitted. Finishers only.
Men
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 1,265 | 3:59:26 | 4:30:52 | 4:46:36 | 5:14:28 | 6:04:42 | 3:37:14 |
| MPRO | 28 | 3:37:14 | 3:39:39 | 3:41:23 | 3:48:58 | 4:00:30 | 3:37:14 |
| M18-24 | 65 | 4:00:58 | 4:39:03 | 4:47:23 | 5:12:59 | 5:55:15 | 4:00:58 |
| M25-29 | 140 | 4:02:59 | 4:20:09 | 4:36:06 | 5:04:54 | 6:04:25 | 4:01:13 |
| M30-34 | 163 | 4:11:07 | 4:37:32 | 4:48:52 | 5:06:45 | 6:06:37 | 4:03:51 |
| M35-39 | 218 | 4:12:19 | 4:31:05 | 4:41:17 | 5:04:52 | 6:03:34 | 3:59:26 |
| M40-44 | 185 | 4:17:44 | 4:40:29 | 4:53:38 | 5:19:32 | 5:58:51 | 4:14:10 |
| M45-49 | 150 | 4:30:25 | 4:40:36 | 4:49:44 | 5:11:17 | 5:56:58 | 4:27:43 |
| M50-54 | 147 | 4:44:58 | 4:59:35 | 5:12:10 | 5:35:40 | 6:12:46 | 4:40:17 |
| M55-59 | 91 | 4:33:02 | 5:11:01 | 5:25:08 | 5:48:45 | 6:29:05 | 4:33:02 |
| M60-64 | 50 | 4:35:34 | 5:06:15 | 5:24:55 | 5:40:49 | 6:39:31 | 4:35:34 |
| M65-69 | 22 | 5:22:36 | 5:29:13 | 5:47:09 | 5:51:32 | 6:35:06 | 5:22:36 |
| M70-74 | 6 | 5:43:29 | 5:43:29 | 5:43:29 | 6:09:18 | 6:21:32 | 5:43:29 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 508 | 4:19:49 | 4:52:19 | 5:12:13 | 5:44:31 | 6:37:27 | 4:05:32 |
| FPRO | 18 | 4:05:32 | 4:05:32 | 4:06:53 | 4:16:20 | 4:29:49 | 4:05:32 |
| F18-24 | 22 | 4:27:24 | 5:33:09 | 5:46:08 | 5:49:03 | 6:28:40 | 4:27:24 |
| F25-29 | 44 | 4:34:18 | 4:58:19 | 5:14:05 | 5:30:35 | 6:38:18 | 4:34:18 |
| F30-34 | 57 | 4:31:30 | 4:46:38 | 4:59:34 | 5:37:47 | 6:42:16 | 4:31:30 |
| F35-39 | 79 | 4:33:12 | 4:55:50 | 5:13:17 | 5:36:36 | 6:33:24 | 4:33:12 |
| F40-44 | 68 | 4:37:22 | 5:11:10 | 5:15:29 | 5:52:06 | 6:34:58 | 4:37:22 |
| F45-49 | 74 | 4:56:06 | 5:13:28 | 5:19:16 | 5:33:57 | 6:24:21 | 4:56:06 |
| F50-54 | 74 | 5:07:23 | 5:16:17 | 5:45:11 | 5:55:42 | 6:49:14 | 5:07:23 |
| F55-59 | 40 | 5:18:02 | 5:18:45 | 5:28:14 | 6:06:57 | 7:05:22 | 5:18:02 |
| F60-64 | 21 | 5:08:51 | 5:48:38 | 5:52:25 | 6:06:41 | 7:02:38 | 5:08:51 |
| F65-69 | 9 | 6:03:58 | 6:03:58 | 6:03:58 | 6:08:57 | 7:12:42 | 6:03:58 |
Source: Seffrin A., Nikolaidis P.T., Andrade M.S., Villiger E., Rosemann T., Weiss K., Ferreira D., Knechtle B. (2026). A dataset of 2.7 million IRONMAN triathlon records with transition times (2002-2026), v3.0.0. Zenodo. CC BY 4.0. doi:10.5281/zenodo.22097794.